Base | Representation |
---|---|
bin | 100111101001010111… |
… | …001011000110000011 |
3 | 11001212202201112210120 |
4 | 213221113023012003 |
5 | 1144140341343442 |
6 | 31320100031323 |
7 | 3034630640154 |
oct | 475127130603 |
9 | 131782645716 |
10 | 42569871747 |
11 | 17065645797 |
12 | 8300692543 |
13 | 4025607030 |
14 | 20bba0992b |
15 | 11924154ec |
hex | 9e95cb183 |
42569871747 has 32 divisors (see below), whose sum is σ = 63827033088. Its totient is φ = 25040797056.
The previous prime is 42569871727. The next prime is 42569871769. The reversal of 42569871747 is 74717896524.
42569871747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42569871747 - 210 = 42569870723 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42569871727) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1368693 + ... + 1399449.
It is an arithmetic number, because the mean of its divisors is an integer number (1994594784).
Almost surely, 242569871747 is an apocalyptic number.
42569871747 is a deficient number, since it is larger than the sum of its proper divisors (21257161341).
42569871747 is a wasteful number, since it uses less digits than its factorization.
42569871747 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32339.
The product of its digits is 23708160, while the sum is 60.
The spelling of 42569871747 in words is "forty-two billion, five hundred sixty-nine million, eight hundred seventy-one thousand, seven hundred forty-seven".
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